Top Photo: Male blue dasher perched and ready to sally forth. In the photo below a pair of blue dashers mate, assuming the “wheel” or “heart” position. This is when sperm is transferred from the male’s accessory genitalia to the tip of the female’s abdomen where her eggs will be fertilized. As I’ve mentioned before on this blog, great blue skimmers are the largest eastern skimmer. They’re a common sight at ponds, lakes, and slow moving rivers and streams. SlatyRead more